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Grade: upto college level
        
In an X – ray tube, electrons accelerated through a potential difference of 15, 000 volts strike a copper target. The speed of the emitted X – ray inside the tube is . . . . . . . . . . .m/s
5 years ago

Answers : (1)

Deepak Patra
askIITians Faculty
471 Points
							
The speed of X – rays is always 3 x 108 m/s in vacuum. It does not depend on the potential differences through which electrons are accelerated in an X – ray tube.
Note : All electromagnetic waves propagate at 3 x 108 m/s in vacuum.
5 years ago
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